package com.example.mapper;

import com.example.pojo.LotteryUserChance;
import java.util.Date;

public interface LotteryUserChanceDao {
    LotteryUserChance getUserChance(Long userId, Long activityId);
    int updateUserChance(Long userId, Long activityId, Integer usedChance, Date lastDrawTime);
    int addUserChance(Long userId, Long activityId, Integer addChance);
}
